def lock(self, id=str(uuid.uuid4()), ttl=DEFAULT_TIMEOUT):
"""Create a Lock object given an ID and timeout
:param id: ID for the lock, creates a new uuid if not provided
:param ttl: timeout
:return: Lock object
"""
return Lock(id, ttl=ttl, client=self)
def main():
client = Etcd3Client()
print('>>>> Status')
result = client.status()
print("cluster id : %r" % result['header']['cluster_id'])
result = client.members()
print("first member info : %r" % result[0])
print('>>>> Lease')
lease = client.lease()
print("Lease id : %r" % lease.id)
print("Lease ttl : %r" % lease.ttl())
print("Lease refresh : %r" % lease.refresh())
result = client.put('foo2', 'bar2', lease)
print("Key put foo2 : %r" % result)
result = client.put('foo3', 'bar3', lease)
print("Key put foo3 : %r" % result)
print("Lease Keys : %r" % lease.keys())
result = lease.revoke()
print("Lease Revoke : %r" % result)
result = client.get('foox')
print("Key get foox : %r" % result)
result = client.put('foo', 'bar')
print("Key put foo : %r" % result)
result = client.get('foo')
print("Key get foo : %r" % result)
result = client.delete('foo')
print("Key delete foo : %r" % result)
result = client.delete('foo-unknown')
print("Key delete foo-unknown : %r" % result)
print('>>>> Lock')
lock = Lock('xyz-%s' % clock(), ttl=10000, client=client)
result = lock.acquire()
print("acquire : %r" % result)
result = lock.refresh()
print("refresh : %r" % result)
result = lock.is_acquired()
print("is_acquired : %r" % result)
result = lock.release()
print("release : %r" % result)
result = lock.is_acquired()
print("is_acquired : %r" % result)